Funding for this research was provided by:
Received: 3 October 2019
Accepted: 23 October 2019
First Online: 20 November 2019
Ethics approval and consent to participate
: We declare that ethical approval was obtained from our Institution’s Ethics Review Committee and written informed consent (UI/EC/13/0003) was obtained from the parents of the patients before they were recruited into the study.
: We declare that consent for publication of this study was obtained from the parents of the patients at the time of recruitment into the study.
: The authors declare that they have no competing interests.